Q: Is 740,840 a Prime Number?
A: No, 740,840 is not a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 740840 can be evenly divided by 1 2 4 5 8 10 20 40 18,521 37,042 74,084 92,605 148,168 185,210 370,420 and 740,840, with no remainder.
Since 740,840 cannot be divided by just 1 and 740,840, it is not a prime number.